Home / 57,559.04-86,332.32-15,443.36

Finding the Fourth Proportional to 57,559.04, 86,332.32 and 15,443.36

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Solution

The fourth proportional to 57,559.04, 86,332.32 and 15,443.36 is: 23,163.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,559.04 : 86,332.32 = 15,443.36 : x
  2. Step 2: Convert to fraction form
    57,559.04/86,332.32 = 15,443.36/x
  3. Step 3: Cross multiply
    57,559.04x = 86,332.32 × 15,443.36
  4. Step 4: Simplify right side
    57,559.04x = 1,333,261,097.40
  5. Step 5: Solve for x
    x = 1,333,261,097.40/57,559.04
  6. Step 6: Final answer
    x = 23,163.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.